TY  - BOOK
AU  - Agarwal ,S K  .
TI  - Environmental issues and themes / 
SN  - 8170248531
U1  - 333.7 
PY  - 1997///
CY  - New Delhi : 
PB  - APH Publishing , 
KW  - ENVIRONMENT
N1  - Includes bibliography and index
ER  -